4197612969 has 32 divisors (see below), whose sum is σ = 6824724480. Its totient is φ = 2528744400.

The previous prime is 4197612967. The next prime is 4197612973. The reversal of 4197612969 is 9692167914.

It is a happy number.

4197612969 is a `hidden beast` number, since 4 + 19 + 7 + 612 + 9 + 6 + 9 = 666.

It is not a de Polignac number, because 4197612969 - 2¹ = 4197612967 is a prime.

It is a super-2 number, since 2×4197612969² = 35239909275033989922, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4197612961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7284 + ... + 91914.

It is an arithmetic number, because the mean of its divisors is an integer number (213272640).

Almost surely, 2^4197612969 is an apocalyptic number.

It is an amenable number.

4197612969 is a deficient number, since it is larger than the sum of its proper divisors (2627111511).

4197612969 is a wasteful number, since it uses less digits than its factorization.

4197612969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84818 (or 84812 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 54.

The square root of 4197612969 is about 64788.9880226571. The cubic root of 4197612969 is about 1613.1229290370.

Subtracting 4197612969 from its reverse (9692167914), we obtain a palindrome (5494554945).

It can be divided in two parts, 41976 and 12969, that added together give a palindrome (54945).

The spelling of 4197612969 in words is "four billion, one hundred ninety-seven million, six hundred twelve thousand, nine hundred sixty-nine".